diff --git a/src/style/fix.scss b/src/style/fix.scss
index 3d395e98..144a95fd 100644
--- a/src/style/fix.scss
+++ b/src/style/fix.scss
@@ -33,6 +33,7 @@
 .el-table .el-table__body-wrapper {background: #f6f8f9;}
 .el-col .el-card {margin-bottom: 15px;}
 .el-icon {font-size: inherit;}
+.el-main {flex-basis: 0}
 
 /* 动态值 */
 .el-button--default:active, .el-button--default.is-plain:active {border-color: var(--el-color-primary-darken-1, #0d84ff);color: var(--el-color-primary-darken-1, #0d84ff);}